This is a note to let you know that I've just added the patch titled
clk: imx: off by one in imx_lpcg_parse_clks_from_dt()
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
clk-imx-off-by-one-in-imx_lpcg_parse_clks_from_dt.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 21764c91d9f368330596a075c856a65806489f51
Author: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Date: Mon Feb 28 10:50:14 2022 +0300
clk: imx: off by one in imx_lpcg_parse_clks_from_dt()
[ Upstream commit 135efc3a76d127691afaf1864e4ab627bf09d53d ]
The > needs to be >= to prevent an off by one access.
Fixes: d5f1e6a2bb61 ("clk: imx: imx8qxp-lpcg: add parsing clocks from device tree")
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Abel Vesa <abel.vesa@xxxxxxx>
Link: https://lore.kernel.org/r/20220228075014.GD13685@kili
Signed-off-by: Abel Vesa <abel.vesa@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/clk/imx/clk-imx8qxp-lpcg.c b/drivers/clk/imx/clk-imx8qxp-lpcg.c
index b23758083ce5..5e31a6a24b3a 100644
--- a/drivers/clk/imx/clk-imx8qxp-lpcg.c
+++ b/drivers/clk/imx/clk-imx8qxp-lpcg.c
@@ -248,7 +248,7 @@ static int imx_lpcg_parse_clks_from_dt(struct platform_device *pdev,
for (i = 0; i < count; i++) {
idx = bit_offset[i] / 4;
- if (idx > IMX_LPCG_MAX_CLKS) {
+ if (idx >= IMX_LPCG_MAX_CLKS) {
dev_warn(&pdev->dev, "invalid bit offset of clock %d\n",
i);
ret = -EINVAL;
